3n+3=n-8+7

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Solution for 3n+3=n-8+7 equation:


Simplifying
3n + 3 = n + -8 + 7

Reorder the terms:
3 + 3n = n + -8 + 7

Reorder the terms:
3 + 3n = -8 + 7 + n

Combine like terms: -8 + 7 = -1
3 + 3n = -1 + n

Solving
3 + 3n = -1 + n

Solving for variable 'n'.

Move all terms containing n to the left, all other terms to the right.

Add '-1n' to each side of the equation.
3 + 3n + -1n = -1 + n + -1n

Combine like terms: 3n + -1n = 2n
3 + 2n = -1 + n + -1n

Combine like terms: n + -1n = 0
3 + 2n = -1 + 0
3 + 2n = -1

Add '-3' to each side of the equation.
3 + -3 + 2n = -1 + -3

Combine like terms: 3 + -3 = 0
0 + 2n = -1 + -3
2n = -1 + -3

Combine like terms: -1 + -3 = -4
2n = -4

Divide each side by '2'.
n = -2

Simplifying
n = -2

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